Testing times for greases

Grease plays a crucial part in the lubrication of railway axleboxes and bearings. SKF has evaluated its test procedures for measuring grease performance. The SKF V2F method has been confirmed as the proper test to use in this application.Grease will only fight friction and conduct its lubrication function as long as it can be maintained in intimate contact with the bearing. In railway applications, the axlebox and its bearings are...
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Linear guidance systems

In the linear guidance or table systems market, a significant number of users are now seeking to obtain the complete...

Electrically-insulated bearings

Reliability is an essential requirement for modern bearings with longer intervals between maintenance. For example, they must be robust enough...

Less oil gives more heat

A new labyrinth seal for standard bearing housings minimises the risk of oil leakage. This is welcomed by many users...

Development of traction motor bearings

New generations of traction motor bearing units have evolved to meet more exacting customer requirements.Cylindrical roller bearings remain at the...

The maintenance-free universal joint

The universal joint for commercial vehicle propeller shafts is essentially a specially-designed grease-lubricated needle roller bearing. This new maintenance-free universal...

Finite method, infinite options

The Finite Element Method (FEM) is a well-established engineering technique in many areas of product design and design verification. Within...

Evaluating hybrid bearings for general applications

Opportunities are now opening up for hybrid bearings - incorporating silicon nitride balls rather than steel ones - in general...

Making quality bearing steel

Demands on rolling bearing reliability and performance are continually increasing. Bearings are required to last longer and transmit ever higher...

Damping in a rolling bearing arrangement

The operation of a rotating machine at critical speeds frequently causes a high level of mechanical vibration, noise and excessive...